The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 13, 1990
Filed:
Jun. 25, 1986
Applicant:
Inventor:
Wolfgang Kroner, Pforzheim, DE;
Assignee:
Pforzheimer Uhrenrohwerke Porta GmbH, Pforzheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B / ;
U.S. Cl.
CPC ...
368308 ; 368319 ; 368190 ; 368185 ; 368196 ;
Abstract
A hand adjustment structure for a wristwatch which has a spur gear structure disposed intermediate the minute and the hour gears of the watch includes a crown gear structure on one side of the spur gear disc for engagement with the pinion of a time setting shaft by which the spur gear structure can be rotated and together therewith the watch's minute and hour hands radial projections are stamped axially out of the spur gear disc in a circular array so as to form the crown gear structure integrally with the spur gear disc.